On this date, February 12, 1900, Roger John Traynor was born at Park City, Utah. He earned his Ph.D. and J.D. from Cal-Berkeley in 1927, and spent his entire career working for the State of California, as a professor at Boalt Hall, as a state tax official (credited for introducing the vehicle registration fee, the state sales tax, the state income tax, the use tax, the state corporate income tax, and the state fuel tax), and from 1940-70 as a Justice and then Chief Justice (1964-70) of the California Supreme Court. In that latter position he authored such casebook staples as Drennan v. Star Paving and Pacific Gas & Electric Co. v. G. W. Thomas Drayage Co.